Here are the 7 buttons for your blogs and for e-commerce website. For example if you have any software or tutorial and you are offering its demo and download/Buy option, so these buttons can play vital role as call to action button.
These buttons are fully editable and made with vector shapes.
Fonts used for button text: Myriad Pro
You can download this font from following link: http://new.myfonts.com/fonts/linotype/myriad/